A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about the risks.

The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only ...

Bridges have changed a lot over the centuries, from being little more than fallen trees and conveniently arranged stepping ...

A minor, 3.2-magnitude earthquake struck in Southern California on Wednesday, according to the United States Geological ...

But a new study found a long-feared, deadly earthquake off Northern California could cause catastrophic flooding. The report says coastal areas could shrink by more than six feet in a matter of ...

A magnitude 3.4 earthquake struck Saturday morning north of The Geysers, with weak shaking reported in parts of Lake and ...

CBS News data shows 35% of homes in the Sacramento region could be at "major risk" of wildfire in the next 30 years.

With the 35th anniversary of the devastating Loma Prieta Earthquake on October 17, the California Office of ... CalOES Seismic Hazards Branch manager. “We’re focusing on schools and youth ...